Her breakthrough came in the early 1990s when she played Estrellita Montenegro, the main character in Cara Sucia, her most successful telenovela as the lead actress. Smith remains a popular actress not only in Venezuela, also in other countries where her telenovelas have shown. In 2006, she returned to telenovelas with Olvidarte Jamás, her biggest hit as the lead actress since Cara Sucia, which was shot in Miami; this is the time where Smith returned to her birth country, but this time in Miami. Later, in 2007, she reappeared in Acorralada, in which she was one of the main stars and which has been a huge success. There, she was Fedora Gaviota.